Planning a tour of the solar system? Neil deGrasse Tyson describes what would happen to you if you were to visit the Sun and planets without a spacesuit to protect you from their environments. (Spoiler Alert: He skips Pluto.) Enjoy this video from Business Insider and StarTalk Radio.

If a quasar is billions of light years away, how can we calculate that distance when the light takes billions of years to reach us? Astrophysicist Neil deGrasse Tyson explains why we can see events that took place before Earth even existed.

What would life be like on a planet in a triple star system? Would there be a stable climate, or even a stable orbit? And what about sunsets? Find out when astrophysicist Neil deGrasse Tyson and comic co-host Eugene Mirman answer a fan’s Cosmic Query in this StarTalk Radio “Behind the Scenes” video.